isibhengezo_sekhasi

umkhiqizo

4-Fluorophenylacetonitrile (CAS# 459-22-3)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C8H6FN
I-Molar Mass 135.14
Ukuminyana 1.126 g/mL ku-25 °C (lit.)
I-Melting Point 86°C
I-Boling Point 119-120 °C/18 mmHg (okhanyisiwe)
I-Flash Point 227°F
I-Vapor Presure 0.0535mmHg ku-25°C
Ukubukeka Uketshezi
Umbala Kucace kungenambala ukuya kokuphuzi ngokukhanyayo
Umkhawulo Wokuchayeka I-NIOSH: IDLH 25 mg/m3
I-BRN 1907764
Isimo Sesitoreji Umkhathi ongenayo, izinga lokushisa legumbi
I-Refractive Index n20/D 1.5002(lit.)
Sebenzisa Okwe-Organic synthesis

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Amakhodi Engozi R20/21/22 – Kuyingozi ngokuhogela umoya, ukuthintana nesikhumba futhi uma ukugwinyile.
R36/37/38 – Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
R20/21/22/36/37/38 -
R20/20/22 -
Incazelo Yokuphepha S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
S36 – Gqoka izingubo ezifanele zokuzivikela.
I-S24/25 - Gwema ukuthintana nesikhumba namehlo.
S26/36/37/39 -
Ama-ID e-UN UN 3276 6.1/PG 3
I-WGK Germany 3
I-RTECS AM0210000
I-TSCA T
Ikhodi ye-HS 29269090
Inothi Lengozi Ubuthi
I-Hazard Class 6.1
Iqembu Lokupakisha III

 

Isingeniso

I-4-Fluorobenzyl cyanobenzyl iyinhlanganisela yezinto eziphilayo.

I-Solubility: Incibilika kuzincibilikisi ezivamile ezifana ne-ethanol, i-dimethylformamide ne-acetone.

Iphunga: I-4-Fluorobenzyl cyanobenzyl inephunga elikhethekile le-benzene.

 

Sebenzisa:

I-4-Fluorobenzyl cyanide isetshenziswa kakhulu ekuphenduleni kwe-organic synthesis njengento ebalulekile ephakathi.

 

Indlela:

Kunezindlela eziningi zokulungiselela i-4-fluorobenzyl cyanide. Indlela evame ukusetshenziswa itholakala ngokusabela kwe-benzonitrile nge-hydrofluoric acid. Ngaphezu kwalokho, utshwala be-benzyl bungabuye sisabele nge-thionyl chloride kuqala, bese busabela nge-potassium fluoride ukuze ekugcineni buthole i-4-fluorobenzylbenzyl.

 

Ulwazi Lokuphepha:

I-4-Fluorobenzyl cyanobenzyl iyacasula futhi ingase ibangele ukucasuka nokuvuvukala lapho ithinta isikhumba, amehlo, nolwelwesi lwamafinyila. Amagilavu ​​okuzivikela, izibuko nezingubo zokuzivikela kufanele zigqokwe ngesikhathi sokusebenza.

Gwema ukuhogela umhwamuko we-4-fluorobenzyl cyanide futhi uzame ukusebenza endaweni enomoya omuhle.

Uma usebenzisa futhi ugcina i-4-fluorobenzyoxybenzyl, kufanele igcinwe kude nemithombo yokuthungela kanye nemithombo yokuthungela ebangelwa amazinga okushisa aphezulu.

I-4-Fluorobenzyl cyanide iwukungcola kwemvelo, futhi kufanele kuthathwe ukunakekelwa ukuze kugwenywe ukuvuza kwayo endaweni ukugwema ukungcoliswa komzimba womuntu kanye nemvelo.

 


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